I have received several questions about my assertion that the northern hemisphere is safe, at least until the fall, from an epidemic of A/California/09/2009 influenza virus. Here are two representative questions: If I recall correctly, Spanish flu hit hardest during the summer and fall. As for the swine flu, is it impossible (and why?) to …
Swine influenza, seasonality, and the northern hemisphere Read More »
A new strain of swine influenza virus has been recently isolated from seven persons in the US. Is it time to break out the swine flu vaccine of 1976? Last week the CDC reported that swine influenza virus had been isolated from two children with respiratory illness in California. The cases were not linked and …
In an NYTimes Op-Ed article called “The Scary Caterpillar”, Jeffrey Lockwood wrote about potential use of a virus as a weapon of bioterrorism: What if a terrorist group announced that their operatives had introduced Rift Valley fever into the United States? This mosquito-borne disease would make West Nile virus look like a case of the …
There are 62 koalas in Japanese zoos, and 50 of them are infected with koala retrovirus (KoRV). Infection may lead to leukemia and lymphoma, which could negatively impact Koala populations. What is the origin of KoRV? The koala is native to Australia where they are found in eastern and southern coastal areas. All koalas in …
On episode #28 of the podcast “This Week in Virology”, Vincent, Dick, Alan, and Eric F. Donaldson discuss a new test for influenza H5N1, poliovirus in Minnesota, Koala retrovirus, batteries made from viruses, and SARS. Click the arrow above to play, or right-click to download TWiV #28 or subscribe in iTunes or by email.
Poliovirus has been isolated from a patient who died last month in Minnesota. Is this incident related to the outbreak of polio in an Amish community in the same state four years ago? Here are the facts about this case that have been released by the Minnesota Department of Health: the patient, an adult, had …
